All-time weather records — Henderson, IA
Record high
°F
January 1,
Record low
°F
January 1,
Wettest day
4.65 in
June 5, 2008
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | — | — | 1.19 in — Jan 9, 2026 |
| February | — | — | 1.04 in — Feb 1, 2015 |
| March | — | — | 1.88 in — Mar 30, 2012 |
| April | — | — | 3.00 in — Apr 27, 2009 |
| May | — | — | 2.71 in — May 17, 2017 |
| June | — | — | 4.65 in — Jun 5, 2008 |
| July | — | — | 4.28 in — Jul 2, 2024 |
| August | — | — | 4.17 in — Aug 28, 2014 |
| September | — | — | 3.07 in — Sep 10, 2014 |
| October | — | — | 2.52 in — Oct 1, 2014 |
| November | — | — | 1.32 in — Nov 11, 2021 |
| December | — | — | 2.51 in — Dec 14, 2015 |
Click a month to see every daily record for that month in Henderson.